csdl.ajou.ac.kr

Issued by RapidSSL SHA256 CA - G3

About this certificate

This digital certificate with serial number 09:fd:54 was issued on by GeoTrust Inc..

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
  • Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)

Certificate Subject

CN=csdl.ajou.ac.kr

GeoTrust Inc.

Organization: GeoTrust Inc.
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 09:fd:54
Serial Number (int): 654676
Serial Number lenght: 20 bits, 3 octets

SubjectKeyId:
AuthorityKeyId: c3:9c:f3:fc:d3:46:08:34:bb:ce:46:7f:a0:7c:5b:f3:e2:08:cb:59

Fingerprint (sha1): 17:a1:6d:21:1b:6d:ee:6a:b1:c4:ad:7a:d0:2c:e0:5a:ea:11:4f:3a
Fingerprint (sha256): 3d:43:ff:ab:7e:69:84:15:43:38:97:f8:10:fc:25:bd:8b:7f:b9:c6:b3:a8:0f:89:43:b2:ef:a1:f6:44:82:99

Issuing Certificate URL: http://gv.symcb.com/gv.crt

Revocation information

OCSP Server: http://gv.symcd.com
CRL Distribution Point: http://gv.symcb.com/gv.crl

Check the revocation status for certificate csdl.ajou.ac.kr

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for csdl.ajou.ac.kr

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

csdl.ajou.ac.kr

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pplajouuniv.ajou.ac.kr
m.ecoleader.or.kr
dmcr.ajou.ac.kr
labor.ajou.ac.kr

Certificate

The complete raw certificate details for csdl.ajou.ac.kr in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmPbnU1eJVd1Q3CpHb3y7
++p/DkFOeQESEuEe7ttarRbPsg4YeD5NKqTMo9GGuIxTt5IVh9Yg4E/U2bpXvquf
T/M7Lcpm3EonMffCbvzvaVFWrpN+0hpCXL7djgbEYpLgaZEBDHuSzgzaXTzO6dGs
iygLZPVWf0hMyaK/zKb4ZOLn+v+fmGGSaLgY5NNhdk60xGIb0uYnXchhAgP/ruHE
UXmddZouoi3/L5R8i5Jfoemtaj0zSHd9fZ8X0swLeJvT709CflOjvTFzlVEuxrwt
tTqnrv3raYa9XoXKfRxasQFV9JV/oZjVkdw8OmVpBXivEOQIlz+auadmod/s0mYM
nQIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 654676
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GeoTrust Inc.'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'RapidSSL SHA256 CA - G3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-02-02 19:18:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-05 20:57:03 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'csdl.ajou.ac.kr'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 19309975065403527614648874573084003254749434183397309904290219230514957176252723677032736920935821328710630997377903326973743911859095580564829039258160437079957158333673795724966788981814628727491687505702593459652731848879790822830121111290350784211193870607987126096595084727822528905741198082540728120605458629197026607563200518286284905800090650966160018921275549824677904137632499148400780982110269784314299799877798749413764297073592933288649868398588300417675160969999595722822191999961153553772066209875424703518286399967737983879030728018577311864015438333488778624122398818455419037372451972696918808988829
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c39cf3fcd3460834bbce467fa07c5bf3e208cb59
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (75 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gv.symcd.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gv.symcb.com/gv.crt'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'csdl.ajou.ac.kr'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gv.symcb.com/gv.crl'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (58 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://www.rapidssl.com/legal'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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